Robert
WeitbrechtRobert Weitbrecht invented TTY also
called TDD or the tele-typewriter.

James
Edward WestJames West holds 47 US and more
than 200 foreign patents on microphones and techniques for making polymer
foil-electrets.

George
WestinghouseGeorge Westinghouse perfected the
first automatic, electric block signal. He helped spearhead the development
of alternating current and figured out an efficient way to transmit clean,
natural gas to homes. He invented an improvement to steam-powered brakes
or air brakes.

Don
WetzelDon Wetzel and the history of the
modern automated teller machines (ATM).